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merge

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bell@sanja.is.com.ua
2004-02-17 01:52:33 +02:00
parent e9315f984d e6de937e0d
commit f4d1ee971b
15 changed files with 68 additions and 87 deletions
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10
mysql-test/t/union.test
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@@ -473,3 +473,13 @@ create table t1 ( RID int(11) not null default '0', IID int(11) not null def
insert into t1 ( RID,IID,nada,NAME,PHONE) values (1, 1, 'main', 'a', '111'), (2, 1, 'main', 'b', '222'), (3, 1, 'main', 'c', '333'), (4, 1, 'main', 'd', '444'), (5, 1, 'main', 'e', '555'), (6, 2, 'main', 'c', '333'), (7, 2, 'main', 'd', '454'), (8, 2, 'main', 'e', '555'), (9, 2, 'main', 'f', '666'), (10, 2, 'main', 'g', '777');
select A.NAME, A.PHONE, B.NAME, B.PHONE from t1 A left join t1 B on A.NAME = B.NAME and B.IID = 2 where A.IID = 1 and (A.PHONE <> B.PHONE or B.NAME is null) union select A.NAME, A.PHONE, B.NAME, B.PHONE from t1 B left join t1 A on B.NAME = A.NAME and A.IID = 1 where B.IID = 2 and (A.PHONE <> B.PHONE or A.NAME is null);
drop table t1;
#
# Bug #2809 (UNION fails on MyIsam tables when index on second column from
# same table)
#
create table t1 (col1 tinyint unsigned, col2 tinyint unsigned);
insert into t1 values (1,2),(3,4),(5,6),(7,8),(9,10);
select col1 n from t1 union select col2 n from t1 order by n;
alter table t1 add index myindex (col2);
select col1 n from t1 union select col2 n from t1 order by n;
drop table t1;